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Finding the Fourth Proportional to 70,310.16, 105,476.18 and 23,552.10

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Solution

The fourth proportional to 70,310.16, 105,476.18 and 23,552.10 is: 35,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,310.16 : 105,476.18 = 23,552.10 : x
  2. Step 2: Convert to fraction form
    70,310.16/105,476.18 = 23,552.10/x
  3. Step 3: Cross multiply
    70,310.16x = 105,476.18 × 23,552.10
  4. Step 4: Simplify right side
    70,310.16x = 2,484,185,421.22
  5. Step 5: Solve for x
    x = 2,484,185,421.22/70,310.16
  6. Step 6: Final answer
    x = 35,331.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.